Programme on exchange and transfer of information (POETRI) - International Reference Centre for Community Water Supply and Sanitation; Unesco. General Information Programme; Netherlands. Directoraat-Generaal Internationale Samenwerking (Rijswijk, Netherlands The Centre, 1981)
v. 1. POETRI reference manual.
Cover title: POETRI, programme on exchange and transfer of information.
"Published under the joint sponsorship of the United Nations Educational Scientific and Cultural Organization (UNESCO), Division of the General Information Programme (PGI), and Netherlands Ministry of Foreign Affairs, Directorate General of International Cooperation (DGIS)"
Keywords: Water-supply -- Developing countries -- Information services -- Handbooks, manuals, etc; Sanitation -- Developing countries -- Information services -- Handbooks, manuals, etc